@OP, were you able to find one? if still not yet.
Just go to the known exchanges that we have today with the likes of Binance, bybit, coinbase, and the others known that can be found on this list;
https://coinmarketcap.com/rankings/exchanges/You've got a variety of choices there, their liquidity is not a problem because they've got a lot of volume there so if that's your main concern, you won't be problematic about it. But as with that concern, you'll have to comply to KYC. If you have no problem with that, then your search is solved already.